17:78 You shall hold the contact prayer at the setting of the sun, until the darkness of the night; and the Quran at dawn. The Quran at dawn has been witnessed.*
Edip-Layth (Quran: A Reformist Translation)
Dictionaries
Ejtaal Arabic Almanac: Lane's Lexicon, Hans Wehr, Lisan al-Arab and others
And be true to your bond with God whenever you bind yourselves by a pledge,* and do not break [your] oaths after having [freely] confirmed them* and having called upon God to be witness to your good faith:* behold, God knows all that you do.